10 Best Racing Oil Catch Cans for LS Engines in 2026: Baffled, Compact, and Track-Ready Picks

If you’re building or maintaining an LS-powered street car, truck, or track machine, a well-chosen catch can can help keep oil vapor out of the intake and reduce buildup over time.

This roundup of the best racing oil catch can for ls engines options focuses on practical fitment, baffling, capacity, and hose hardware so you can choose with confidence.

Best 10 Racing Oil Catch Can for Ls Engines Picks for 2026

Track-Ready Universal Baffled Can – EVIL ENERGY 300ml Aluminum Catch Can

If you’re shopping for a racing oil catch can for ls engines, this EVIL ENERGY kit is built around a baffled 300ml aluminum tank that helps trap oil and moisture before they recirculate through the PCV system. The included NBR hose, threaded ports, and universal fit make it a practical option when you have room to mount a compact can cleanly.

Best For: LS owners who want a compact baffled catch can with hose and bracket hardware included.

Pros:

• Removable baffle design helps capture oil and moisture more effectively.
• 300ml aluminum tank keeps the setup compact for tighter engine bays.
• Includes NBR fuel hose plus adapter, bracket, and clamps for installation.
• Can be run as a vent system or sealed in-line PCV setup.

Cons:

• Universal fit means you must verify available space before ordering.
• Cold-weather use may require more frequent cleaning to avoid freezing.

This is a solid all-around choice if you want a simple baffled can with the basics included. It is less about premium extras and more about dependable PCV vapor control in a universal package.

High-Capacity Street Can – 400ml Baffled Reservoir Kit

For a racing oil catch can for ls engines, this 400ml universal kit stands out if you want a little more capacity for daily driving or spirited use. The baffled aluminum reservoir is designed to trap oil and moisture, and the built-in dipstick makes it easier to check fluid levels without opening the can constantly.

Best For: LS drivers who want a larger universal catch can with easy level checks.

Pros:

• 400ml capacity offers more room than smaller compact cans.
• Baffled design helps reduce oil vapor recirculation and carbon buildup.
• Built-in dipstick simplifies fluid monitoring.
• Comes with hose clamps, adapters, and breather filter options.

Cons:

• Universal fit still requires checking space and hose routing.
• Aluminum surface may show scratches, though they do not affect use.

This kit is a good pick when capacity and convenience matter more than minimal size. The larger tank and dipstick make it easier to live with on a street-driven LS setup.

Compact Red PCV Separator – EVIL ENERGY 300ml Catch Can

If you want a racing oil catch can for ls engines with a more aggressive look, this red EVIL ENERGY kit delivers the same 300ml baffled design and NBR hose package as the black version. It is meant to trap oil and moisture in the PCV system while staying compact enough for a universal installation.

Best For: LS builds that want the same universal baffled setup in a red finish.

Pros:

• Removable baffle helps collect oil and moisture before buildup starts.
• 300ml aluminum tank keeps the footprint small.
• NBR hose is rated for wear and heat resistance.
• Includes adapter, bracket, clamps, and hose for a complete kit.

Cons:

• Fitment is universal, so space checks are still required.
• Freezing temperatures may require more frequent cleaning or reverting to the stock hose.

The red finish is the main visual difference, but the hardware and function remain practical. It is a straightforward option if you want a compact PCV catch can with the included plumbing parts.

Fully Sealed Universal Can – DWARFOO 300ml Oil Separator

For buyers comparing a racing oil catch can for ls engines, this DWARFOO 300ml kit leans toward a sealed, welded design with O-ring sealing for better leak control. It is built from aluminum alloy, includes multiple adapters, and is aimed at keeping carbon, sludge, and captured oil out of the intake path.

Best For: LS owners who want a sealed universal catch can with multiple adapter sizes.

Pros:

• Completely welded construction with O-ring gasket for good sealing.
• 300ml aluminum alloy tank is compact but usable for daily driving.
• Includes 6mm, 8mm, and 10mm adapters for broader compatibility.
• Tough hose is designed for long service life and resistance to aging.

Cons:

• Universal fit still depends on having enough installation space.
• Cold-weather use may require weekly cleaning or reinstalling the original PCV hose.

This is a strong pick if sealing and adapter flexibility matter more than extra capacity. The welded tank and gasketed layout make it a practical maintenance-minded choice for a universal LS setup.

Universal Baffled Kit – EVIL ENERGY 300ML Aluminum Separator

If you’re comparing a racing oil catch can for ls engines, this EVIL ENERGY kit is built around a 300ml baffled can with a removable baffle and included steel wool to help trap oil and moisture before they reach the intake. It’s a universal-style setup with a 3/8″ ID NBR hose kit, so it works best when you have enough room for a clean install and want a straightforward PCV or vent-style solution.

Best For: LS owners who want a universal baffled can with a full hose kit for a simple PCV or vent setup.

Pros:

• 300ml aluminum catch can with a removable baffle for oil and moisture separation.
• Includes 5ft NBR fuel hose, bracket, clamps, and adapter/thread hardware.
• Can be installed with a breather filter for pre-PCV use or without one as a sealed can.
• NBR hose is described as wear- and heat-resistant for engine-bay use.

Cons:

• Universal fit still depends on having enough space for installation.
• In freezing weather, the crank vent system may build moisture and need weekly cleaning.
• Best results depend on correct routing and setup for your PCV configuration.

This is a practical budget-friendly option if you want an all-in-one catch can kit and don’t need a vehicle-specific mount. Its baffled design and included hardware make it easy to understand, but cold-weather maintenance is something to keep in mind.

Sealing-First Universal Kit – AICEL 300ML Polished Baffled Catch Can

For a racing oil catch can for ls engines, this AICEL kit focuses on a durable aluminum-alloy build with a baffled design to capture oil and moisture from the PCV stream. It comes with multiple adapter sizes, a breather filter, hose, clamps, and sealing parts, making it a flexible universal option when you want a tidy setup and good sealing.

Best For: LS builds that need a universal baffled catch can with multiple adapter sizes and strong sealing parts.

Pros:

• Aluminum alloy, silicone, and stainless steel construction for durability and corrosion resistance.
• 300ml capacity with 6mm, 8mm, and 10mm adapter fittings included.
• Breather filter allows vent-style use; without it, the can can run sealed between PCV hoses.
• Package includes O-rings designed to improve sealing and help prevent leaks.

Cons:

• Universal fit still requires enough room for installation.
• Product dimensions and listed weight vary from the broader kit description, so double-check packaging details.
• May be more complex than a basic can if you only need a simple inline solution.

This kit stands out for the amount of hardware included and the emphasis on sealing. If your priority is a universal catch can with multiple fitting options, it’s a strong, practical choice for a custom LS setup.

Compact Breather Kit – EVIL ENERGY 300ML Breather Catch Can

If you want a racing oil catch can for ls engines in a compact universal format, this EVIL ENERGY kit keeps things simple with a 300ml aluminum can, a shorter 2.6ft NBR hose, and a breather filter option. It’s designed to work either as a vent system on pre-PCV setups or as a sealed can between PCV hoses, so it fits a range of basic PCV configurations.

Best For: LS owners who want a smaller universal catch can kit with a breather filter option.

Pros:

• 300ml aluminum catch can with included steel wool and baffled-style separation support.
• Breather filter lets it run as a vent can, or it can be used sealed in-line.
• Includes x6 adapters, hose clamp, bracket, and installation guide.
• Compact 2.6ft hose may suit tighter engine-bay routing.

Cons:

• Shorter hose length may limit routing flexibility in some setups.
• Universal fit still depends on available space and hose routing.
• Cold-weather moisture buildup can require weekly cleaning or reverting to the original PCV hose.

This model is a straightforward pick if you prefer a smaller kit and don’t need the longer hose included with some alternatives. It keeps the same basic EVIL ENERGY catch can approach while giving you the option to run a vent filter or sealed configuration.

Flexible universal pick – EVIL ENERGY Red 300ml Catch Can

If you want a racing oil catch can for LS engines with a simple universal layout, this EVIL ENERGY kit is built around a baffled 300ml aluminum tank and 3/8″ hoses. It can be used with the included breather filter for vent-style setups or without it as an in-line sealed can, so it gives you flexibility for different PCV configurations as long as you have room for installation.

Best For: LS owners who want a universal, flexible catch can kit with a breather option.

Pros:

• Baffled 300ml aluminum tank helps separate oil from crankcase vapors.
• Can be installed with or without the breather filter depending on your setup.
• Universal fit makes it easier to use on many cars with enough space.
• Includes NBR fuel hose kit and M16*1.5 inlet/outlet threads.

Cons:

• Universal design means fitment still depends on available installation space.
• Requires weekly cleaning or use of the original PCV hose in freezing conditions.
• Not a vehicle-specific LS bracketed kit.

This is a practical pick if you want a straightforward catch can that can adapt to different PCV or vent setups. The 300ml capacity and baffled construction make it a sensible choice for street or track use where easy maintenance matters.

Versatile vent-or-seal option – EVIL ENERGY Blue 300ml Catch Can

This EVIL ENERGY setup is a solid racing oil catch can for LS engines if you want a universal baffled design with a blue finish and a 300ml aluminum tank. It uses the same 3/8″ hose size and M16*1.5 threads as the other versions, and it can run with the breather filter for vented applications or without it in a sealed PCV line.

Best For: LS drivers looking for a universal tuning-friendly catch can with a vent or sealed configuration.

Pros:

• 300ml aluminum tank with baffled construction for oil separation.
• Breather filter included for pre-PCV vent-style use.
• Can also be run without the filter in line between PCV hoses.
• Universal fit keeps it adaptable across different cars.

Cons:

• Fit depends on available room, since it is not application-specific.
• Moisture buildup in freezing weather is noted by the manufacturer.
• Requires regular cleaning to stay on top of crank vent moisture.

If you need a simple catch can that can work either as a vent system or as a sealed in-line unit, this is a versatile option. The main appeal is its flexibility, but like any universal kit, installation planning is important before you buy.

Simple silver universal kit – EVIL ENERGY Silver 300ml Catch Can

For a racing oil catch can for LS engines, this silver EVIL ENERGY kit keeps the formula simple: a universal baffled 300ml aluminum tank, 3/8″ hose, and M16*1.5 threaded ports. It is designed to work with the included breather filter or as a sealed in-line catch can, so it suits builders who want one kit that can cover different PCV arrangements.

Best For: LS enthusiasts who want a straightforward universal catch can in a silver finish.

Pros:

• Baffled aluminum tank with 300ml capacity.
• Breather filter included for vent-style installation.
• Can also be used without the breather filter in a sealed setup.
• Universal fit makes it broadly compatible when space allows.

Cons:

• Not a dedicated LS-specific kit, so fitment needs to be checked.
• Freezing temperatures can increase moisture in the crank vent system.
• Regular cleaning is recommended by the manufacturer.

This version makes sense if you want the same core hardware as the other EVIL ENERGY kits but prefer a silver exterior. It is a practical buy for LS applications where universal fit and configurable PCV routing matter more than brand-specific brackets.

How We Picked the Best Racing Oil Catch Can for Ls Engines

For a Racing Oil Catch Can for Ls Engines, the most important details are build quality, internal baffling, hose compatibility, mounting flexibility, and capacity. We favored universal kits that include useful hardware, since LS swaps and performance builds often need a bit of customization.

We also looked for tanks sized for real-world street and spirited driving use, with enough volume to reduce frequent draining but not so large that packaging becomes difficult in crowded engine bays.

Quick Comparison

Most options in this roundup are universal aluminum catch cans with 300ml reservoirs, while one larger 400ml kit may suit engines that see more blow-by or extended track use. If you want simpler installation, kits that include hoses and fittings are generally easier to adapt to LS PCV setups.

Key Buying Factors for Racing Oil Catch Can for Ls Engines

Baffling and Separation

Internal baffling matters because it helps slow and condense oil mist before it reaches the intake. For LS applications, a baffled can is usually the safer pick than a basic empty reservoir.

Capacity and Packaging

A 300ml can is often a good balance for compact engine bays, while 400ml offers a little more margin if your engine sees high rpm or heavier crankcase vapor. Make sure the can can be mounted upright and serviced easily.

Hose Size and PCV Fitment

Check hose diameter, line length, and included fittings before buying. Many universal kits use 3/8-inch hose, which can work well for LS setups, but you should confirm compatibility with your specific PCV routing and any swapped intake components.

Drain and Maintenance

Choose a design that is easy to empty and inspect. A catch can only helps if it is drained regularly, especially on performance engines that may collect more condensation and oil vapor.

Who Should Buy Which Racing Oil Catch Can for Ls Engines?

Choose a compact 300ml baffled kit if you want an easy-fit solution for a street-driven LS build. Step up to the 400ml option if your vehicle sees hard use, longer intervals between maintenance, or signs of higher blow-by.

If simplicity matters most, pick a kit that includes hose, breather hardware, and mounting accessories so you spend less time sourcing parts. For show-oriented builds, finish and color may matter too, but performance, baffling, and fitment should stay the priority.